The Family Argonautidae is a group of pelagic octopuses, also known as paper nautiluses. The term "Argonautidae" derives from the Greek mythology, where Argonauts were the sailors who accompanied Jason on his quest for the Golden Fleece. Synonyms for the Family Argonautidae include the paper nautilus family, argonaut family, and argonaut octopuses. These creatures are known for their unique ability to secrete a thin and delicate egg case, which resembles a paper sailboat. The females of the species are much larger than the males and are responsible for creating these egg cases. The Argonautidae family is a fascinating group of cephalopods that has captured the fascination of marine biologists and ocean enthusiasts for many years.